The central limit theorem tells us that:
A) sampling distributions based on small samples approximate a normal distribution.
B) the chi-square statistic can be used only with ratio-level variables.
C) sampling distributions based on large samples approximate a normal distribution.
D) inferential statistics are almost always preferred to descriptive statistics.
Correct Answer:
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Q26: In computing chi square, expected frequencies are:
A)the
Q27: Inferential statistics are based on:
A)intuition.
B)the Pythagorean theorem.
C)the
Q28: According to Research in Practice 15.1, statistical
Q29: The central limit theorem tells us about
Q30: In statistical hypothesis testing, a Type II
Q32: A chi-square statistic indicates:
A)whether a relationship exists
Q33: The statistical procedure called chi square:
A)is a
Q34: In inferential statistics, type I or alpha
Q35: A scattergram is:
A)an ungrouped frequency distribution of
Q36: If the null hypothesis is true and
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